What airlines fly to Caribbean Islands?

JetBlue, American Airlines and Delta are the top three most popular airlines that fly to Caribbean Islands from Buffalo according to our data. JetBlue is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Caribbean Islands. Keep in mind that there are 7 different airlines that fly to Caribbean Islands on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Buffalo to Caribbean Islands?

Delta, United Airlines, and JetBlue are the most popular carriers operating from Buffalo to Caribbean Islands

When did momondo last update prices for flights from Buffalo Airport to Caribbean Islands?

Prices for flights from Buffalo Airport to Caribbean Islands refresh daily.

How many operators does momondo search for flights from Buffalo Airport to Caribbean Islands?

There are 6 operators available for flights from Buffalo Airport to Caribbean Islands as of March 2026.

How old do you have to be to fly from Buffalo Airport to Caribbean Islands?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Caribbean Islands.

What documentation or ID do you need to fly to Caribbean Islands?

The necessary travel and health documents for your Caribbean Islands trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$98 Cheap Flights from Buffalo to Caribbean Islands in 2026

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Find the cheapest flights from Buffalo to Caribbean Islands

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:52 pm - 8:04 am

BUF

SJU

12h 12m

1 stop

3:03 am - 6:59 pm

SJU

BUF

15h 56m

1 stop

$223Frontier

Sat, May 30 - Tue, Jun 2

6:00 am - 1:51 pm

BUF

STT

7h 51m

1 stop

4:27 pm - 12:19 am

STT

BUF

7h 52m

1 stop

$224Delta

Tue, May 5 - Tue, May 12

6:09 am - 12:34 pm

BUF

SJU

6h 25m

1 stop

1:00 am - 10:00 am

SJU

BUF

9h 00m

2 stops

$251United Airlines

Sun, Apr 12 - Wed, Apr 15

7:20 am - 11:14 am

BUF

SJU

3h 54mnonstop

8:30 am - 8:04 pm

SJU

BUF

11h 34m

1 stop

$256Multiple Airlines

Sat, May 2 - Thu, May 7

6:55 pm - 9:00 am

BUF

SJU

14h 05m

1 stop

6:30 pm - 11:19 pm

SJU

BUF

4h 49mnonstop

$259Multiple Airlines

Mon, Apr 13 - Wed, Apr 22

7:00 am - 8:38 pm

BUF

SJU

13h 38m

2 stops

1:00 am - 10:00 am

SJU

BUF

9h 00m

2 stops

$262United Airlines

Sat, Apr 11 - Thu, Apr 16

5:12 pm - 11:35 am

BUF

STT

18h 23m

2 stops

3:30 pm - 11:17 am

STT

BUF

19h 47m

2 stops

$280American Airlines

Tue, May 12 - Tue, May 19

5:26 pm - 12:50 pm

BUF

STT

19h 24m

2 stops

1:50 pm - 9:09 am

STT

BUF

19h 19m

2 stops

$284American Airlines

Sun, Sep 13 - Wed, Sep 16

7:20 am - 1:46 pm

BUF

STT

6h 26m

1 stop

2:45 pm - 10:45 pm

STT

BUF

8h 00m

1 stop

$316JetBlue

Wed, Sep 16 - Wed, Sep 23

7:15 am - 1:30 pm

BUF

PUJ

6h 15m

1 stop

2:28 pm - 9:59 pm

PUJ

BUF

7h 31m

1 stop

$360JetBlue

Thu, Apr 9 - Thu, Apr 16

Frontier flights from Buffalo to Caribbean Islands

Our best Frontier deals on Buffalo to Caribbean Islands flight tickets

Frontier

May 30

BUF7:52 pmBuffalo

12h 12m

1 stop

SJU8:04 amSan Juan Luis Munoz Marin Intl

Jun 2

SJU3:03 amSan Juan Luis Munoz Marin Intl

15h 56m

1 stop

BUF6:59 pmBuffalo

$223

Frontier

Apr 12

BUF7:33 pmBuffalo

28h 52m

1 stop

SJU12:25 amSan Juan Luis Munoz Marin Intl

Apr 16

SJU6:30 amSan Juan Luis Munoz Marin Intl

12h 43m

1 stop

BUF7:13 pmBuffalo

$230

Frontier

Jun 1

BUF7:52 pmBuffalo

27h 30m

1 stop

SJU11:22 pmSan Juan Luis Munoz Marin Intl

Jun 7

SJU9:00 amSan Juan Luis Munoz Marin Intl

11h 04m

1 stop

BUF8:04 pmBuffalo

$231

United Airlines flights from Buffalo to Caribbean Islands

Our best United Airlines deals on Buffalo to Caribbean Islands flight tickets

United Airlines

Apr 12

BUF6:09 amBuffalo

6h 25m

1 stop

SJU12:34 pmSan Juan Luis Munoz Marin Intl

Apr 15

SJU1:00 amSan Juan Luis Munoz Marin Intl

9h 00m

2 stops

BUF10:00 amBuffalo

$251

United Airlines

Apr 11

BUF7:00 amBuffalo

13h 38m

2 stops

SJU8:38 pmSan Juan Luis Munoz Marin Intl

Apr 16

SJU1:00 amSan Juan Luis Munoz Marin Intl

9h 00m

2 stops

BUF10:00 amBuffalo

$262

United Airlines

May 2

BUF11:02 amBuffalo

10h 22m

2 stops

SJU9:24 pmSan Juan Luis Munoz Marin Intl

May 6

SJU1:00 amSan Juan Luis Munoz Marin Intl

8h 50m

1 stop

BUF9:50 amBuffalo

$268

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 5/30

7:52 pm-8:04 am

1 stop12h 12m

San Juan Luis Munoz Marin Intl

Tue 6/2

3:03 am-6:59 pm

1 stop15h 56m

$223

BuffaloSaint Thomas Island

BUF - STT

BUFSTT

Buffalo

Tue 5/5

6:00 am-1:51 pm

1 stop7h 51m

Saint Thomas Island Cyril E King

Tue 5/12

4:27 pm-12:19 am

1 stop7h 52m

$224

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 4/12

6:09 am-12:34 pm

1 stop6h 25m

San Juan Luis Munoz Marin Intl

Wed 4/15

1:00 am-10:00 am

2 stops9h 00m

$251

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 5/2

7:20 am-11:14 am

Nonstop3h 54m

San Juan Luis Munoz Marin Intl

Thu 5/7

8:30 am-8:04 pm

1 stop11h 34m

$256

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 4/13

6:55 pm-9:00 am

1 stop14h 05m

San Juan Luis Munoz Marin Intl

Wed 4/22

6:30 pm-11:19 pm

Nonstop4h 49m

$259

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 4/11

7:00 am-8:38 pm

2 stops13h 38m

San Juan Luis Munoz Marin Intl

Thu 4/16

1:00 am-10:00 am

2 stops9h 00m

$262

BuffaloSaint Thomas Island

BUF - STT

BUFSTT

Buffalo

Tue 5/12

5:12 pm-11:35 am

2 stops18h 23m

Saint Thomas Island Cyril E King

Tue 5/19

3:30 pm-11:17 am

2 stops19h 47m

$280

BuffaloSaint Thomas Island

BUF - STT

BUFSTT

Buffalo

Sun 9/13

5:26 pm-12:50 pm

2 stops19h 24m

Saint Thomas Island Cyril E King

Wed 9/16

1:50 pm-9:09 am

2 stops19h 19m

$284

BuffaloSaint Thomas Island

BUF - STT

BUFSTT

Buffalo

Wed 9/16

7:20 am-1:46 pm

1 stop6h 26m

Saint Thomas Island Cyril E King

Wed 9/23

2:45 pm-10:45 pm

1 stop8h 00m

$316

Quickest round-trip

BuffaloPunta Cana

BUF - PUJ

BUFPUJ

Buffalo

Thu 4/9

7:15 am-1:30 pm

1 stop6h 15m

Punta Cana

Thu 4/16

2:28 pm-9:59 pm

1 stop7h 31m

$360

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Caribbean Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Caribbean Islands?

The month of September is, on average, the cheapest month to fly to Caribbean Islands from Buffalo, with most prices found around $273. The month of May is another great option to travel to Caribbean Islands, with average flight prices from Buffalo averaging around $291.

What is the cheapest day to depart on your flight to Caribbean Islands?

The cheapest day to depart from Buffalo to Caribbean Islands is on a Wednesday. Travelers who choose to depart for Caribbean Islands on a Wednesday will often find tickets for as low as $319. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $604. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean Islands.

What is the cheapest Buffalo to Caribbean Islands flight route?

Fly from Buffalo to San Juan Luis Munoz Marin Intl for the best Buffalo - Caribbean Islands flight prices

How far in advance should I book a flight to Caribbean Islands?

You are more likely to see cheaper flights to Caribbean Islands from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean Islands for around $378 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean Islands from Buffalo for as low as $288 on momondo.

What cabin class options are available on Buffalo to Caribbean Islands flights?

There is only 1 cabin class available to choose from on Buffalo to Caribbean Islands flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Buffalo to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Buffalo to Caribbean Islands.

Cheap Buffalo to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Caribbean Islands

Fastest flight time	3h 49m
Direct flights	Tue, Thu, Sat and Sun
Airports in Caribbean Islands	99 airports

The fastest flight from Buffalo to Caribbean Islands takes 3h 49m

Direct flights go from Buffalo to Caribbean Islands on Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There are 99 airports in Caribbean Islands. From Buffalo there are direct flights to San Juan Luis Munoz Marin Intl (SJU).

Search flight deals

When did momondo last update prices for flights from Buffalo Airport to Caribbean Islands?
Prices for flights from Buffalo Airport to Caribbean Islands refresh daily.
How many operators does momondo search for flights from Buffalo Airport to Caribbean Islands?
There are 6 operators available for flights from Buffalo Airport to Caribbean Islands as of March 2026.
How old do you have to be to fly from Buffalo Airport to Caribbean Islands?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Caribbean Islands.
What documentation or ID do you need to fly to Caribbean Islands?
The necessary travel and health documents for your Caribbean Islands trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Buffalo to Caribbean Islands?
momondo data reveals that the most frequently booked plane model on the route from Buffalo to Caribbean Islands is Airbus A320-100/200, representing 19.75% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 16.78%, Boeing 737-800 Passenger/BBJ2 (winglets) at 13.10%, and Airbus A320neo at 8.74%.

Best airlines flying from Buffalo to Caribbean Islands

Compare and see reviews for airlines that fly from Buffalo to Caribbean Islands with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $120	Free Cancellation	Rating 7.9 8,315 reviews	Search Delta flights
Frontier	PriceFrom $129	Free Cancellation	Rating 5.7 3,020 reviews	Search Frontier flights
JetBlue	PriceFrom $193	Free Cancellation	Rating 7.2 2,909 reviews	Search JetBlue flights
United Airlines	PriceFrom $204	Free Cancellation	Rating 7.4 9,458 reviews	Search United Airlines flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,325 reviews	Search Southwest flights
American Airlines	PriceFrom $231	Free Cancellation	Rating 7.1 11,487 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Caribbean Islands?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Caribbean Islands. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Caribbean Islands with flexible booking policies on momondo?

momondo does allow users to show only those flights to Caribbean Islands from Buffalo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Buffalo to Caribbean Islands?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Caribbean Islands from Buffalo.

I’m not ready to book a flight from Buffalo to Caribbean Islands right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Caribbean Islands from Buffalo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.